The B&G Termite Monitor has a sturdy plastic top and tapered wood stake to make them easy to install and inspect. This termite monitor is perfect to use after pre-treats or inspections. The 8-inch soil stake can intercept termites foraging below and close to the soil surface. Located at the top of the stake is a chamber filled with cardboard to detect nearby termite foragers. The plastic top easily opens for inspection and snaps closed for security. 8-inch wooden soil stake. Plastic top for easy inspection.